{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Base Information

Chemical Name:{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane
CAS No.:350230-77-2
Molecular Formula:C₅₉H₉₄O₄Si
Molecular Weight:895.478
Hs Code.:

Synonyms:{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Suppliers and Price of {{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of {{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of {{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

There total 11 articles about {{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

: 839683-71-5
{{4-{[4-(2,2-dibromoethenyl)-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

: 350230-77-2
{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃;
DOI:10.1016/S0040-4039(01)00384-7

Reference yield:

: 145483-68-7
1,4-diiodo-2,5-dioctyloxybenzene

: 350230-77-2
{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Guidance literature:: Multi-step reaction with 7 steps

1: 85 percent / BuLi / tetrahydrofuran; diethyl ether / 2.5 h / 0 °C

2: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

3: 100 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

4: 91 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

5: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

6: 99 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

7: 92 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

With copper(l) iodide; n-butyllithium; triphenylphosphine; zinc; lithium diisopropyl amide; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; diethyl ether; dichloromethane; triethylamine;
DOI:10.1002/hlca.200490266

Reference yield:

: 67399-94-4
1,4-bis(octyloxy)benzene

: 350230-77-2
{{4-{[4-ethynyl-2,5-bis(octyloxy)phenyl]ethynyl}-2,5-bis(octyloxy)phenyl}ethynyl}triisopropylsilane

Guidance literature:: Multi-step reaction with 8 steps

1: 59 percent / I₂; KIO₃; aq. H₂SO₄ / acetic acid / 24 h / 80 °C

2: 85 percent / BuLi / tetrahydrofuran; diethyl ether / 2.5 h / 0 °C

3: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

4: 100 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

5: 91 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

6: 79 percent / CuI / PdCl₂(PPh₃)2 / triethylamine / 48 h / 20 °C

7: 99 percent / PPh₃; Zn / CH₂Cl₂ / 13 h / 0 - 20 °C

8: 92 percent / LDA / tetrahydrofuran / 3 h / -78 - 20 °C

With potassium iodate; copper(l) iodide; n-butyllithium; sulfuric acid; iodine; triphenylphosphine; zinc; lithium diisopropyl amide; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; diethyl ether; dichloromethane; acetic acid; triethylamine;
DOI:10.1002/hlca.200490266